D16.21 Benign neoplasm of long bones of right lower limb

Billable ICD-10-CM code, FY2026.

Applies from D16 Benign neoplasm of bone and articular cartilage

Excludes1 (never code together)

• benign neoplasm of connective tissue of ear (D21.0)
• benign neoplasm of connective tissue of eyelid (D21.0)
• benign neoplasm of connective tissue of larynx (D14.1)
• benign neoplasm of connective tissue of nose (D14.0)
• benign neoplasm of synovia (D21.-)

MS-DRG index

Defines the logic of DRG(s) 564-566 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 213.7 Benign neoplasm of long bones of lower limb (approximate)

Code annotations containing back-references to D16.21

Back-references to D16

• Type 1 Excludes: D21 Other benign neoplasms of connective and other soft tissue ("benign neoplasm of articular cartilage (D16.-)")

Nearby codes

• D16.10 Benign neoplasm of short bones of unspecified upper limb
• D16.11 Benign neoplasm of short bones of right upper limb
• D16.12 Benign neoplasm of short bones of left upper limb
• D16.2 Benign neoplasm of long bones of lower limb
• D16.20 Benign neoplasm of long bones of unspecified lower limb
• D16.21 Benign neoplasm of long bones of right lower limb (this code)
• D16.22 Benign neoplasm of long bones of left lower limb
• D16.3 Benign neoplasm of short bones of lower limb
• D16.30 Benign neoplasm of short bones of unspecified lower limb
• D16.31 Benign neoplasm of short bones of right lower limb
• D16.32 Benign neoplasm of short bones of left lower limb